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author | Michael Niedermayer <michaelni@gmx.at> | 2011-10-12 05:33:52 +0200 |
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committer | Michael Niedermayer <michaelni@gmx.at> | 2011-10-12 05:40:57 +0200 |
commit | b81f8880e010ccdef3604d9beb681d3c4c6a7bc0 (patch) | |
tree | 0a6534f8fd2d53e84f6b5716047e473b1598cd3d /libavformat/smacker.c | |
parent | b75d89a4784e027cec99236d58e9bd4121ec4309 (diff) | |
parent | 5f3fb599536dd5bceb1d45cb73cd0b0ce3e5560c (diff) | |
download | ffmpeg-b81f8880e010ccdef3604d9beb681d3c4c6a7bc0.tar.gz |
Merge remote-tracking branch 'qatar/master'
* qatar/master: (23 commits)
fix AC3ENC_OPT_MODE_ON/OFF
h264: fix HRD parameters parsing
prores: implement multithreading.
prores: idct sse2/sse4 optimizations.
swscale: use aligned move for storage into temporary buffer.
prores: extract idct into its own dspcontext and merge with put_pixels.
h264: fix invalid shifts in init_cavlc_level_tab()
intfloat_readwrite: fix signed addition overflows
mov: do not misreport empty stts
mov: cosmetics, fix for and if spacing
id3v2: fix NULL pointer dereference
mov: read album_artist atom
mov: fix disc/track numbers and totals
doc: fix references to obsolete presets directories for avconv/ffmpeg
flashsv: return more meaningful error value
flashsv: fix typo in av_log() message
smacker: validate channels and sample format.
smacker: check buffer size before reading output size
smacker: validate number of channels
smacker: Separate audio flags from sample rates in smacker demuxer.
...
Conflicts:
cmdutils.h
doc/ffmpeg.texi
libavcodec/Makefile
libavcodec/motion_est_template.c
libavformat/id3v2.c
libavformat/mov.c
Merged-by: Michael Niedermayer <michaelni@gmx.at>
Diffstat (limited to 'libavformat/smacker.c')
-rw-r--r-- | libavformat/smacker.c | 31 |
1 files changed, 17 insertions, 14 deletions
diff --git a/libavformat/smacker.c b/libavformat/smacker.c index 347ee4e709..c2239b2845 100644 --- a/libavformat/smacker.c +++ b/libavformat/smacker.c @@ -31,11 +31,11 @@ #define SMACKER_FLAG_RING_FRAME 0x01 enum SAudFlags { - SMK_AUD_PACKED = 0x80000000, - SMK_AUD_16BITS = 0x20000000, - SMK_AUD_STEREO = 0x10000000, - SMK_AUD_BINKAUD = 0x08000000, - SMK_AUD_USEDCT = 0x04000000 + SMK_AUD_PACKED = 0x80, + SMK_AUD_16BITS = 0x20, + SMK_AUD_STEREO = 0x10, + SMK_AUD_BINKAUD = 0x08, + SMK_AUD_USEDCT = 0x04 }; typedef struct SmackerContext { @@ -48,6 +48,7 @@ typedef struct SmackerContext { uint32_t audio[7]; uint32_t treesize; uint32_t mmap_size, mclr_size, full_size, type_size; + uint8_t aflags[7]; uint32_t rates[7]; uint32_t pad; /* frame info */ @@ -129,8 +130,10 @@ static int smacker_read_header(AVFormatContext *s, AVFormatParameters *ap) smk->mclr_size = avio_rl32(pb); smk->full_size = avio_rl32(pb); smk->type_size = avio_rl32(pb); - for(i = 0; i < 7; i++) - smk->rates[i] = avio_rl32(pb); + for(i = 0; i < 7; i++) { + smk->rates[i] = avio_rl24(pb); + smk->aflags[i] = avio_r8(pb); + } smk->pad = avio_rl32(pb); /* setup data */ if(smk->frames > 0xFFFFFF) { @@ -173,23 +176,23 @@ static int smacker_read_header(AVFormatContext *s, AVFormatParameters *ap) /* handle possible audio streams */ for(i = 0; i < 7; i++) { smk->indexes[i] = -1; - if(smk->rates[i] & 0xFFFFFF){ + if (smk->rates[i]) { ast[i] = av_new_stream(s, 0); smk->indexes[i] = ast[i]->index; ast[i]->codec->codec_type = AVMEDIA_TYPE_AUDIO; - if (smk->rates[i] & SMK_AUD_BINKAUD) { + if (smk->aflags[i] & SMK_AUD_BINKAUD) { ast[i]->codec->codec_id = CODEC_ID_BINKAUDIO_RDFT; - } else if (smk->rates[i] & SMK_AUD_USEDCT) { + } else if (smk->aflags[i] & SMK_AUD_USEDCT) { ast[i]->codec->codec_id = CODEC_ID_BINKAUDIO_DCT; - } else if (smk->rates[i] & SMK_AUD_PACKED){ + } else if (smk->aflags[i] & SMK_AUD_PACKED){ ast[i]->codec->codec_id = CODEC_ID_SMACKAUDIO; ast[i]->codec->codec_tag = MKTAG('S', 'M', 'K', 'A'); } else { ast[i]->codec->codec_id = CODEC_ID_PCM_U8; } - ast[i]->codec->channels = (smk->rates[i] & SMK_AUD_STEREO) ? 2 : 1; - ast[i]->codec->sample_rate = smk->rates[i] & 0xFFFFFF; - ast[i]->codec->bits_per_coded_sample = (smk->rates[i] & SMK_AUD_16BITS) ? 16 : 8; + ast[i]->codec->channels = (smk->aflags[i] & SMK_AUD_STEREO) ? 2 : 1; + ast[i]->codec->sample_rate = smk->rates[i]; + ast[i]->codec->bits_per_coded_sample = (smk->aflags[i] & SMK_AUD_16BITS) ? 16 : 8; if(ast[i]->codec->bits_per_coded_sample == 16 && ast[i]->codec->codec_id == CODEC_ID_PCM_U8) ast[i]->codec->codec_id = CODEC_ID_PCM_S16LE; av_set_pts_info(ast[i], 64, 1, ast[i]->codec->sample_rate |